National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Caldwell, Essex County Airport (KCDW)

Lat: 40.88°NLon: 74.28°WElev: 171ft.

Fair

42°F

6°C

Humidity 58%
Wind Speed S 3 mph
Barometer 30.18 in (1022.4 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 6 Nov 8:53 pm EST
Extended Forecast for

Mahwah NJ

  • Tonight

    Tonight: Areas of frost after 1am. Otherwise, partly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Clear
    then Areas
    Frost

  • Friday

    Friday: Areas of frost before 8am. Otherwise, partly sunny, with a high near 55. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 25 mph.

    High: 55 °F

    Areas Frost
    then Partly
    Sunny

  • Friday Night

    Friday Night: Light rain likely, mainly between 10pm and 1am. Mostly cloudy, with a low around 48. Southwest wind 7 to 9 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Light Rain
    Likely

  • Saturday

    Saturday: A 30 percent chance of light rain before 1pm. Mostly sunny, with a high near 62. West wind around 6 mph.

    High: 62 °F

    Chance Light
    Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain. High near 58. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.

    Low: 39 °F

    Rain Likely

  • Monday

    Monday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of frost after 1am. Otherwise, partly cloudy, with a low around 33. Calm wind.
Friday
Areas of frost before 8am. Otherwise, partly sunny, with a high near 55. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 25 mph.
Friday Night
Light rain likely, mainly between 10pm and 1am. Mostly cloudy, with a low around 48. Southwest wind 7 to 9 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 30 percent chance of light rain before 1pm. Mostly sunny, with a high near 62. West wind around 6 mph.
Saturday Night
Mostly cloudy, with a low around 42. Calm wind.
Sunday
Rain. High near 58. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Monday
Partly sunny, with a high near 47.
Monday Night
Partly cloudy, with a low around 28.
Veterans Day
Mostly sunny, with a high near 42.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
Mostly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
Mahwah NJ
 41.09°N 74.2°W (Elev. 751 ft)
Last Update:
1:21 pm EST Nov 6, 2025
Forecast Valid:
9pm EST Nov 6, 2025-6pm EST Nov 13, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation